Home / 8,012.84-11,055.82-4,653.70

Finding the Fourth Proportional to 8,012.84, 11,055.82 and 4,653.70

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Solution

The fourth proportional to 8,012.84, 11,055.82 and 4,653.70 is: 6,421.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.84 : 11,055.82 = 4,653.70 : x
  2. Step 2: Convert to fraction form
    8,012.84/11,055.82 = 4,653.70/x
  3. Step 3: Cross multiply
    8,012.84x = 11,055.82 × 4,653.70
  4. Step 4: Simplify right side
    8,012.84x = 51,450,469.53
  5. Step 5: Solve for x
    x = 51,450,469.53/8,012.84
  6. Step 6: Final answer
    x = 6,421.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.